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Finding the Fourth Proportional to 572,730.80, 859,096.20 and 332,598.20

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Solution

The fourth proportional to 572,730.80, 859,096.20 and 332,598.20 is: 498,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,730.80 : 859,096.20 = 332,598.20 : x
  2. Step 2: Convert to fraction form
    572,730.80/859,096.20 = 332,598.20/x
  3. Step 3: Cross multiply
    572,730.80x = 859,096.20 × 332,598.20
  4. Step 4: Simplify right side
    572,730.80x = 285,733,849,746.84
  5. Step 5: Solve for x
    x = 285,733,849,746.84/572,730.80
  6. Step 6: Final answer
    x = 498,897.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.